. >> reporter: who others were wounded when paul ciancia took a rifle out of his bag friday morning and started firing. this tmz video shows the ensuing mayhem. the fbi is investigating the shooting. >> we found a statement where he made a conscious decision to kill multiple tsa employees. >> reporter: it could have been worse if the officers did not chase the suspect through terminal 3. >> the fact they disabled this assailant within minutes saved untold lives. >> reporter: ciancia is in the hospital. the fbi says he is unresponsive. the airport, a scene of fear and confusion friday morning returned to normal operation saturday afternoon. alex stone, abc news, los angeles. >> one of the people caught in the cross fire was a host of the tv series ""mythbusters." >> everyone was jumping over chairs and people. people were take cover. i mean, it was literally like my worst nightmare. and it was happening. >> "mythbusters" is shot in the bay area but he was heading from l.a.x. to a video shoot in delaware. the shootings caused dozens of cancellations in the bay area. today eight flights to